algebra1 eoc30

A graph of a quadratic function is shown. What are the x-intercepts of the function? Shade the TWO correct circles that represent the points.

A fish tank is being drained at a constant rate. The graph shows the linear relationship between the volume of water in the fish tank in liters and the time in minutes the tank has been draining.

Which value best represents the rate of change of the volume of water in the fish tank with respect to time?

• -6 L/min

• 6 L/min

Dance lessons by Kayla are offered at two studios. The cost of dance lessons at each studio is shown.

• Studio Q charges a $30 registration fee plus $80 per month.

• Studio R charges a $105 registration fee plus $65 per month. After how many months will the total cost of the dance lessons be equal at the two studios?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

A sample of a substance with an initial mass of 963 grams is decaying at a rate of 27% per hour. Create a function that can be used to find y, the mass of the substance in grams remaining after x hours. Record your answer in the space provided.

Mathematical Equivalence

ON

• x = 6 and x = 13

• x = -13 and x = 6

• x = -6 and x = 13

• x = -13 and x = -6